Patents by Inventor Mai NISHII

Mai NISHII has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220161239
    Abstract: Provided is a functional structure which can suppress functional degradation of a functional material to achieve longer life, which can save resources without complicated replacement operations, and which, used for example as a catalyst, exhibits excellent catalytic activity. The functional structure includes supports each having a porous structure and including a zeolite-type compound, and at least one functional material present in the supports and including a metal element (M), in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, and the metal element (M) having constituted the functional material is partially substituted with an element having constituted the supports.
    Type: Application
    Filed: December 3, 2019
    Publication date: May 26, 2022
    Applicants: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Hirokazu SASAKI, Shinsuke NISHIDA, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220161242
    Abstract: Provided is a synthesis gas production catalyst structure or the like which can maintain stable high catalytic activity for a long period of time without degradation and can allow efficient production of a synthesis gas including carbon monoxide and hydrogen. The synthesis gas production catalyst structure 1 for use in producing a synthesis gas comprising carbon monoxide and hydrogen, the synthesis gas production catalyst structure 1 including: supports 10 each having a porous structure and including a zeolite-type compound; and at least one catalytic material 20 present in the supports 10, in which each of the supports 10 has channels 11 communicating with one another, each of the supports 10 has a ratio (L/d ratio) of long side dimension L to thickness dimension d of 5.0 or more, and the catalytic material 20 is present at least in the channel 11 of each of the supports 10.
    Type: Application
    Filed: December 3, 2019
    Publication date: May 26, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Atsushi SHIMOYAMADA, Tomohiko MORI, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220055967
    Abstract: An apparatus and method for producing hydrocarbons including aromatic hydrocarbons and/or lower olefins including propylene from CO H2 while inhibiting reduction in catalyst activity and enhancing selectivity. The apparatus produces hydrocarbons including aromatic hydrocarbons having 6-10 carbon atoms and/or lower olefins including propylene, and is provided: a first supply unit which supplies a raw material gas containing CO and H2; and a hydrocarbon production unit to which the raw material gas is supplied from the first supply unit, and which produces the hydrocarbons from CO and H2 contained in the raw material gas while heating a catalyst structure at a temperature of 150° C. or more and less than 300° C. or at a temperature of 350° C. or more and less than 550° C.
    Type: Application
    Filed: December 3, 2019
    Publication date: February 24, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yukako NAKAI, Yuichiro BANBA, Kaori SEKINE, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220048014
    Abstract: A functional structure which can resist a decrease in the functions of the functional material caused by influences such as force and heat and thus have a long life. The functional structure includes supports each having a porous structure and including a zeolite-type compound, and at least one functional material present in the supports, in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, the functional material present in the supports includes a metal element (M), and the content of the metal element (M) is more than 2.5 mass % with respect to the functional structure.
    Type: Application
    Filed: December 3, 2019
    Publication date: February 17, 2022
    Applicants: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Mai NISHII, Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Masayuki FUKUSHIMA, Sadahiro KATO, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220032252
    Abstract: An apparatus and method for producing a lower olefin-containing gas including propylene from CH4 and CO2 via CO and H2 with high activity and high selectivity.
    Type: Application
    Filed: December 3, 2019
    Publication date: February 3, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220033712
    Abstract: An apparatus and method for producing hydrocarbons including aromatic hydrocarbons and lower olefins including propylene from CH4 and CO2 through CO and H2 with high activity and high selectivity.
    Type: Application
    Filed: December 3, 2019
    Publication date: February 3, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220032276
    Abstract: A functional structure which can resist a decrease in the function of the functional material and thus have a long life, can be free from the need for complicated replacement operation, can contribute to resource-saving, and can exhibit high catalytic activity when used, for example, as a catalyst. The functional structure includes supports each having porous structure and including a zeolite-type compound, and at least one functional substance present in the supports, in which each of the supports has channels communicating with one another, the functional material is present at least in the channel of each of the supports, and the supports have an average external size of 20 ?m or less.
    Type: Application
    Filed: December 3, 2019
    Publication date: February 3, 2022
    Applicants: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Mai NISHII, Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Masayuki FUKUSHIMA, Sadahiro KATO, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220023848
    Abstract: A catalyst structure that allows prevention of aggregation of fine particles of a functional material, suppresses decrease of catalyst activity, and thus enables the extension of the lifetime of the catalyst structure. A catalyst structure is provided with: a support that is formed from a zeolite-type compound and has a porous structure; and at least one functional material present in the support. The functional material includes a first element that is at least one metallic element selected from the group consisting of cobalt, nickel, and iron. The support has paths connected to each other. The functional material including the first element is present in at least the paths of the support.
    Type: Application
    Filed: December 3, 2019
    Publication date: January 27, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Yukako NAKAI, Yuichiro BANBA, Kaori SEKINE, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220016608
    Abstract: A catalyst structure that allows prevention of aggregation of fine particles of a functional substance, suppresses decrease of catalyst activity, and thus enables extension of the lifetime of the catalyst structure. A catalyst structure has a carrier that is formed from a zeolite-type compound and has a porous structure. The functional substance includes a first element that is at least one metallic element selected from the group consisting of cobalt (Co), nickel (Ni), iron (Fe), and ruthenium (Ru), and at least one second element selected from the group consisting of metallic elements in group 1, group 2, group 4, group 7, and group 12 on the periodic table. The carrier has paths connected to each other. The functional substance is present in at least the paths of the carrier.
    Type: Application
    Filed: December 3, 2019
    Publication date: January 20, 2022
    Applicant: FURUKAWA ELECTRIC CO., LTD.
    Inventors: Kaori SEKINE, Yuichiro BANBA, Yukako NAKAI, Mai NISHII, Masayuki FUKUSHIMA, Sadahiro KATO, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA
  • Publication number: 20220016607
    Abstract: A functional structure which can prevent metal fine particles from aggregating, can suppress bonding of an active metal species and a support, and can easily undergo catalyst activation before being used for reactions. The functional structure includes supports each having a porous structure and including a zeolite-type compound, and at least one functional material precursor present in the supports and including a metal element (M), in which each of the supports has channels communicating with one another, the functional material precursor is present at least in the channel of each of the supports, and the metal element (M) having constituted the functional material precursor is partially substituted with an element having constituted the supports.
    Type: Application
    Filed: December 3, 2019
    Publication date: January 20, 2022
    Applicants: NATIONAL UNIVERSITY CORPORATION HOKKAIDO UNIVERSITY, FURUKAWA ELECTRIC CO., LTD.
    Inventors: Mai NISHII, Yuichiro BANBA, Kaori SEKINE, Yukako NAKAI, Masayuki FUKUSHIMA, Sadahiro KATO, Hirokazu SASAKI, Shinsuke NISHIDA, Takao MASUDA, Yuta NAKASAKA, Takuya YOSHIKAWA